8301H 689 Norton Door Closers and Operator

The 8000 Series Door Closers offer the ideal combination of appearance, reliability and durability in today's market.

• Closers for interior and exterior doors shall be full rack-and-pinion type with cast aluminum alloy shell.
• Closers shall be surface mounted and shall project no more than 2-1/8" from the surface of the door with standard cover.
• Closers shall be non-handed to permit installation on doors of either hand.
• Closer fluid shall contain lubricity and anti-oxidation agents.
• Closer fluid shall maintain stable viscosity to allow door closer to perform in temperatures ranging from extremely high to as low as -40°F.
• Closers shall have multi-size spring power adjustment to permit setting of spring from size 1 through size 6.
• Closers shall have two non-critical valves, hex key adjusted, to independently regulate sweep speed and latch speed.
• Closers shall have adjustable backcheck intensity controlled by a hex key adjusted valve.
• [Closers shall have adjustable delayed action closing controlled by a hex key adjustable valve.]
• Regular arm and top jamb closers shall have a non-hold open shoe permitting 15% ( + or – 7-1/2% ) power adjustment.
• **Closers shall be enclosed in a [molded resin cover] [plated or sprayed metal cover]
• Closers to be Norton® [8301/8501] [8501M] [8501MA] [8501A].

With features such as staked valves, precise valve adjustment and a complete range of arm and cover options, the 8000 Series closer can meet virtually any application challenge.